PHY for PCIe 4.0 - Low-power, long-reach, multi-protocol PHY for PCIe 4.0

Overview

The  16G Multi-Link and Multi-Protocol PHY is a silicon-proven, high-end SerDes operating at speeds from 1.25Gbps to 16Gbps featuring long-reach equalization capability at very low active and standby power. This SerDes offers ultra-low exit latency for time-critical applications. It simultaneously supports PCI Express® (PCIe®) 4.0, 10G-KR, and QSGMII/SGMII, and other protocols allowing great flexibility to mix and match protocols within the same macro.

Key Features

  • Wide range of protocols that support networking, high-performance computing (HPC), and applications
  • Low-latency, long-reach, and low-power modes
  • Multi-Link PHY—mix protocols within the same macro
  • EyeSurf —non-destructive on-chip oscilloscope
  • User-friendly graphical interface provides easy access to embedded bit-error-rate (BER) and pattern testers and monitors to measure the link performance in real time
  • Extensive set of isolation, test modes, and loop-backs including APB and JTAG
  • Supports 16-bit, 20-bit, and 32-bit PIPE and non-PIPE interfaces
  • Selectable serial pin polarity reversal for both transmit and receive paths

Benefits

  • High Performance: Single macro supports max 16Gbps with up to 16 lanes for long-reach applications
  • Mature and Silicon Proven: Compliance proven, customer SoCs in volume production
  • Low Risk: Fully validated by Cadence’s rigorous IP qualification process and system stress tests
  • Ease of Use: Fully verified pre-integrated IP delivery, with package and signal integrity support and firmware for rapid bring-up

Block Diagram

PHY for PCIe 4.0 - Low-power, long-reach, multi-protocol PHY for PCIe 4.0 Block Diagram

Deliverables

  • PMA Hard Macro
  • PCS-BIST Soft Macro
  • Datasheet
  • SoC integration guide
  • Optional design integration and bring-up support services

Technical Specifications

Maturity
In Production
Samsung
In Production: 14nm
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Semiconductor IP